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Error

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Either an action that is not intended or desired by the person or a failure on the part of the person to perform a prescribed action within specified limits of accuracy, sequence, or time that does not produce the expected result and has led or has the potential to lead to an unwanted consequence.

Related Articles:
  • F ratio
    A statistic representing the mathematical ratio of the between-group mean square error to the within-group mean square error for a set of data used to assess the probability of random occurrence at a selected level of confidence.
  • Extrinsic failure mechanism
    An error initiated failure that may have occurred during the design or assembly process or initiated by a defect within the fabrication or assembly materials.
  • Experimental error
    Variation in response or outcome of virtually identical test conditions. See also Residual Error.
  • Confidence interval
    A range of values, calculated from sample data, that includes, with a (100 - α) degree of certainty, the population parameter of interest. α, called the Level of Significance, is the probability of committing a Type I error.
  • Error of results
    The test or measurement results minus the true value (or the accepted reference value) and consists of the sum of random and systematic errors.
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